the more we have come to rely on satnav, in fact, anything involving satellite technology, the more critically important research like this has become. ideally, they will work out a way of forecasting the most damaging effects. there is still a lot of mystery about the sun, how it disturbs the atmosphere, and what that means for us, but this is where we will start to get some answers. >> ok. i always knew that maps were the best thing. that brings our program to a close. if you like to find me, fine dust on t -- find us on twitter. from all of us, thanks for watching. i'll see you back here tomorrow. >> make sense of international news at bbc.com/news. >> funding for this presentation is made possible by the freeman foundation of new york, stowe, vermont, and honolulu, newman's own foundation, and union bank. >> at union bank, our relationship managers work hard to understand the industry you operate in, working to nurture new ventures and help provide capital for key strategic decisions. we offer expertise and tailored solutions in a wide range of industries. what can we do for you? >> "bbc w